EP2575249A3 - Phase shift transformer in multi-level medium voltage inverter - Google Patents

Phase shift transformer in multi-level medium voltage inverter Download PDF

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Publication number
EP2575249A3
EP2575249A3 EP12180533.7A EP12180533A EP2575249A3 EP 2575249 A3 EP2575249 A3 EP 2575249A3 EP 12180533 A EP12180533 A EP 12180533A EP 2575249 A3 EP2575249 A3 EP 2575249A3
Authority
EP
European Patent Office
Prior art keywords
phase shift
medium voltage
voltage inverter
level medium
shift transformer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP12180533.7A
Other languages
German (de)
French (fr)
Other versions
EP2575249B1 (en
EP2575249A2 (en
Inventor
An No Yoo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LS Electric Co Ltd
Original Assignee
LSIS Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LSIS Co Ltd filed Critical LSIS Co Ltd
Publication of EP2575249A2 publication Critical patent/EP2575249A2/en
Publication of EP2575249A3 publication Critical patent/EP2575249A3/en
Application granted granted Critical
Publication of EP2575249B1 publication Critical patent/EP2575249B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F30/00—Fixed transformers not covered by group H01F19/00
    • H01F30/06—Fixed transformers not covered by group H01F19/00 characterised by the structure
    • H01F30/12—Two-phase, three-phase or polyphase transformers
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
    • H02M5/40—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc
    • H02M5/42—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
    • H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
    • H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/483—Converters with outputs that each can have more than two voltages levels
    • H02M7/487—Neutral point clamped inverters
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
    • H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
    • H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/483—Converters with outputs that each can have more than two voltages levels
    • H02M7/49—Combination of the output voltage waveforms of a plurality of converters
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
    • H02P6/14—Electronic commutators
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/12—Arrangements for reducing harmonics from ac input or output
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
    • H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
    • H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
    • H02M5/10—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using transformers
    • H02M5/14—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using transformers for conversion between circuits of different phase number

Abstract

A phase shift transformer in a multi-level medium voltage inverter is disclosed, wherein structure is modularized to provide layout freedom and to reduce volume and weight of an entire system, and a continuous operation of a motor is enabled, even if one module is faulted.
EP12180533.7A 2011-09-28 2012-08-15 Phase shift transformer in multi-level medium voltage inverter Active EP2575249B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020110097961A KR101545277B1 (en) 2011-09-28 2011-09-28 Phase shift transformer in multi-level medium voltage inverter

Publications (3)

Publication Number Publication Date
EP2575249A2 EP2575249A2 (en) 2013-04-03
EP2575249A3 true EP2575249A3 (en) 2017-07-05
EP2575249B1 EP2575249B1 (en) 2019-11-06

Family

ID=47115207

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12180533.7A Active EP2575249B1 (en) 2011-09-28 2012-08-15 Phase shift transformer in multi-level medium voltage inverter

Country Status (6)

Country Link
US (1) US9136772B2 (en)
EP (1) EP2575249B1 (en)
JP (1) JP5781995B2 (en)
KR (1) KR101545277B1 (en)
CN (1) CN103036456B (en)
ES (1) ES2767178T3 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101769176B1 (en) 2013-04-10 2017-08-17 엘에스산전 주식회사 Multi-level inverter system
KR101791288B1 (en) 2013-06-05 2017-10-27 엘에스산전 주식회사 Multi-level inverter
KR101791289B1 (en) 2013-06-17 2017-10-27 엘에스산전 주식회사 Multi-level inverter
KR101791290B1 (en) * 2013-07-02 2017-11-20 엘에스산전 주식회사 Multi-level medium voltage inverter
KR101792039B1 (en) * 2013-08-08 2017-11-01 엘에스산전 주식회사 Method for determining phase angle in phase shift transformer for mrdium-voltage inverter
KR101768256B1 (en) * 2013-08-29 2017-08-14 엘에스산전 주식회사 Inverter with power cell of dual structure
JP6146284B2 (en) * 2013-12-02 2017-06-14 富士電機株式会社 Power converter
EP3271457B1 (en) 2015-03-16 2021-01-20 DSM IP Assets B.V. Udp-glycosyltransferases
CN112654876A (en) * 2019-07-26 2021-04-13 东芝三菱电机产业系统株式会社 Power conversion device and phase loss detection device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100072824A1 (en) * 2008-09-24 2010-03-25 Mehdi Abolhassani Modular multi-pulse transformer rectifier for use in asymmetric multi-level power converter
US20100142234A1 (en) * 2008-12-31 2010-06-10 Mehdi Abolhassani Partial regeneration in a multi-level power inverter
US20100213921A1 (en) * 2009-02-26 2010-08-26 Mehdi Abolhassani Pre-Charging An Inverter Using An Auxiliary Winding
US20110044010A1 (en) * 2009-06-30 2011-02-24 Enrique Ledezma Pluggable power cell for an inverter

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Publication number Priority date Publication date Assignee Title
US5638263A (en) 1994-03-01 1997-06-10 Halmar Robicon Group Low and medium voltage PWM AC/DC power conversion method and apparatus
US6014323A (en) * 1997-08-08 2000-01-11 Robicon Corporation Multiphase power converter
GB2330254B (en) * 1997-10-09 2000-10-18 Toshiba Kk Multiple inverter system
US6340851B1 (en) 1998-03-23 2002-01-22 Electric Boat Corporation Modular transformer arrangement for use with multi-level power converter
CN2405375Y (en) * 1999-09-05 2000-11-08 叶昌瑶 Three phase intelligent module ac regulating silicon rictifier
CA2418315A1 (en) * 2002-12-24 2004-06-24 Delta Transformers Of Canada (1999) Ltd. Field-adjustable phase shifting transformer
WO2007030833A2 (en) * 2005-09-09 2007-03-15 Siemens Energy & Automation, Inc. System and method of reducing harmonic effects on a power delivery system
JP4512117B2 (en) * 2007-05-23 2010-07-28 株式会社日立製作所 Multiple power conversion device and multiple transformer
KR20090100655A (en) * 2008-03-20 2009-09-24 엘에스산전 주식회사 Multi level inverter
US8200460B2 (en) * 2008-07-24 2012-06-12 Siemens Industry, Inc. Method of designing a multi-winding device
US8536740B2 (en) * 2010-08-23 2013-09-17 Schlumberger Technology Corporation Variable frequency drive with dielectric fluid-immersed transformer

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100072824A1 (en) * 2008-09-24 2010-03-25 Mehdi Abolhassani Modular multi-pulse transformer rectifier for use in asymmetric multi-level power converter
US20100142234A1 (en) * 2008-12-31 2010-06-10 Mehdi Abolhassani Partial regeneration in a multi-level power inverter
US20100213921A1 (en) * 2009-02-26 2010-08-26 Mehdi Abolhassani Pre-Charging An Inverter Using An Auxiliary Winding
US20110044010A1 (en) * 2009-06-30 2011-02-24 Enrique Ledezma Pluggable power cell for an inverter

Also Published As

Publication number Publication date
CN103036456A (en) 2013-04-10
ES2767178T3 (en) 2020-06-16
KR20130034110A (en) 2013-04-05
EP2575249B1 (en) 2019-11-06
JP5781995B2 (en) 2015-09-24
EP2575249A2 (en) 2013-04-03
US9136772B2 (en) 2015-09-15
JP2013074789A (en) 2013-04-22
CN103036456B (en) 2015-09-02
US20130076280A1 (en) 2013-03-28
KR101545277B1 (en) 2015-08-18

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